Using grey difference degree, multi-objective optimization design can be converted to single objective optimization.
针对多目标优化设计中存在的问题，提出了灰色差异度的方法。
Put forward the ideas about compatibility degree and difference degree which give standard to judge priority of evaluation schemes.
提出了兼容度和差异度的概念，给出了判断评价方案优劣的标准。
Firstly, this paper defines bidding difference degree, and applies it to analyze the generator bidding of Zhejiang electricity market.
首先，本文定义了报价差异度，并应用报价差异度分析了浙江电力市场发电商的报价行为。
Theoretical analysis and a clustering example result show that the clustering accuracy degree is higher based on the difference degree, and the clustering result is more practical.
理论分析和实例结果表明，基于该差异度的聚类准确度更高，聚类结果的实用性更强。
The geographical spatial reasoning can mine and express implicative information, to reduce this difference degree and raise cognition effect.
而地理空间推理可以将隐含信息挖掘并表达，降低这种差异程度，提高认知效果。
The concepts of high attribute dimensional information system are firstly proposed, and a new dynamic clustering method on the basis of sparse feature difference degree is presented.
针对高属性维稀疏数据聚类问题，提出高属性维稀疏信息系统概念，给出一种新的基于稀疏特征差异度的动态抽象聚类方法。
The concepts of high attribute dimensional information system are firstly proposed, and a new dynamic clustering method on the basis of sparse feature difference degree is presented.
针对高属性维稀疏数据聚类问题，提出高属性维稀疏信息系统概念，给出一种新的基于稀疏特征差异度的动态抽象聚类方法。
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